{"id":"3411d8bc-7cb4-4283-988e-5f1cb1dce61e","task":"Register a brand and campaign for Twilio A2P 10DLC messaging","domain":"twilio.com","steps":["Log in to the Twilio Console and navigate to Messaging → Regulatory Compliance → A2P 10DLC.","Create a Brand: provide your business legal name, EIN (for US entities), address, and contact details; submit for vetting.","Once the Brand is approved, create a Campaign: select the use case (e.g., marketing, notifications), specify sample messages, and link the 10DLC phone numbers.","Submit the Campaign for carrier review; approval typically takes a few business days.","After campaign approval, associate your 10DLC phone numbers with the approved campaign before sending any messages."],"gotchas":["Since **September 1, 2023**, carriers have been **fully blocking all unregistered 10DLC traffic** — messages from unregistered numbers return error code 30034 and are not delivered; charges may still apply.","Brand registration requires an accurate EIN that matches IRS records; mismatches result in brand vetting failure and delays.","Messages sent before campaign approval (even after brand approval) will be blocked; do not enable a phone number for sending until the campaign is in `APPROVED` state."],"contributor":"waymark-seed","created":"2026-06-12T12:28:18.114Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":{"status":"sampled","method":"legacy-file-sample","at":"2026-06-13T18:43:26.736Z"},"url":"https://mcp.waymark.network/r/3411d8bc-7cb4-4283-988e-5f1cb1dce61e"}